gcc7 compilation warning(s) fix(es) in L1Trigger/GlobalTriggerAnalyzer

[mrodozov]

Fining compiler warning listed here
https://cmssdt.cern.ch/SDT/cgi-bin/buildlogs/slc6_amd64_gcc700/CMSSW_9_3_X_2017-07-31-1200/L1Trigger/GlobalTriggerAnalyzer

[cmsbuild]

A new Pull Request was created by @mrodozov for master.

It involves the following packages:

L1Trigger/GlobalTriggerAnalyzer

@cmsbuild, @rekovic, @mulhearn can you please review it and eventually sign? Thanks.
@Martin-Grunewald, @kreczko this is something you requested to watch as well.
@davidlange6 you are the release manager for this.

cms-bot commands are listed here

[mrodozov]

please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/21967/console Started: 2017/08/01 17:36

[cmsbuild]

+1
Tested at: 39070fa
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-19996/21967/summary.html

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
ff15bd6
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-19996/21967/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-19996/21967/git-merge-result

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-19996/21967/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 25
• DQMHistoTests: Total histograms compared: 2651091
• DQMHistoTests: Total failures: 75807
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2575103
• DQMHistoTests: Total skipped: 181
• DQMHistoTests: Total Missing objects: 0
• Checked 102 log files, 14 edm output root files, 25 DQM output files

[smuzaffar]

@rekovic, @mulhearn , can you please review and sign this PR?